SPARK THERAPEUTICS INC's ticker is ONCE and the CUSIP is 84652J103. A total of 122 filers reported holding SPARK THERAPEUTICS INC in Q3 2016. The put-call ratio across all filers is 0.60 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $1,451,000 | +190.8% | 12,742 | 0.0% | 0.00% | +200.0% |
| Q4 2018 | $499,000 | -96.7% | 12,742 | -95.5% | 0.00% | -96.9% |
| Q3 2018 | $15,319,000 | -14.6% | 280,832 | +29.6% | 0.03% | -25.6% |
| Q2 2018 | $17,934,000 | +12.5% | 216,690 | -9.5% | 0.04% | +10.3% |
| Q1 2018 | $15,942,000 | +78.8% | 239,403 | +38.1% | 0.04% | +69.6% |
| Q4 2017 | $8,916,000 | -23.9% | 173,390 | +31.9% | 0.02% | -30.3% |
| Q3 2017 | $11,722,000 | +401.8% | 131,471 | +186.7% | 0.03% | +371.4% |
| Q2 2017 | $2,336,000 | -7.9% | 45,864 | -3.6% | 0.01% | -12.5% |
| Q1 2017 | $2,537,000 | -65.0% | 47,570 | -67.2% | 0.01% | -70.4% |
| Q4 2016 | $7,245,000 | +0.5% | 145,199 | +20.9% | 0.03% | 0.0% |
| Q3 2016 | $7,211,000 | – | 120,058 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Casdin Capital, LLC | 170,000 | $5,017,000 | 5.76% |
| Rock Springs Capital Management LP | 580,500 | $17,131,000 | 1.44% |
| Opus Point Partners Management, LLC | 31,500 | $930,000 | 0.72% |
| Bain Capital Public Equity Management, LLC | 424,114 | $12,516,000 | 0.46% |
| Baker Brothers Advisors | 1,262,382 | $37,253,000 | 0.39% |
| MARINER INVESTMENT GROUP LLC | 34,350 | $1,014,000 | 0.28% |
| Eventide Asset Management | 150,000 | $4,427,000 | 0.25% |
| Virtus ETF Advisers LLC | 5,251 | $155,000 | 0.21% |
| EMERALD ADVISERS, LLC | 123,970 | $3,658,000 | 0.18% |
| Endurant Capital Management LP | 17,500 | $516,000 | 0.17% |